public static IEnumerable <UNLOCODEEntity> Parse(string path)
{
using (var file = new StreamReader(path))
{
string line;
while ((line = file.ReadLine()) != null)
{
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
if (line.TrimStart().StartsWith("#"))
{
continue;
}
var parse = line.Split(new char[] { '\t' });
var entity = UNLOCODEEntity.Parse(parse);
yield return(entity);
}
}
}
public static UNLOCODEEntity Parse(string[] parts)
{
var entity = new UNLOCODEEntity();
if (parts.Length != 3)
{
throw new ArgumentException("Expecting at least 4 columns as input");
}
var country = parts[0];
var location = parts[1];
var geonameIdRaw = parts[2];
entity.UNLOCODECode = $"{country.ToLowerInvariant()}{location.ToLowerInvariant()}";
int geonameId;
if (int.TryParse(geonameIdRaw, out geonameId))
{
entity.GeonameId = geonameId;
}
else
{
throw new ArgumentException("Could not parse Geonames ID");
}
return(entity);
}
